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公开(公告)号：US2122740A
公开(公告)日：1938-07-05
申请号：US14414537
申请日：1937-05-22
Applicant: ECKENROTH ALFRED E
Inventor： ECKENROTH ALFRED E
IPC: B60C29/00
CPC classification number: B60C29/007 , Y10S152/07 , Y10T137/3584 , Y10T137/4824 , Y10T137/8704 , Y10T137/8778 , Y10T152/10612
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